tree 3e68c546ff184fea0b1b87a4af743720f3c9b34b
parent 0d9c9f0f40ca262b67fc06a702b85f3976f5e1a1
author Roland Dreier <roland@purestorage.com> 1516047889 -0800
committer David S. Miller <davem@davemloft.net> 1516132654 -0500

qed: Fix potential use-after-free in qed_spq_post()

We need to check if p_ent->comp_mode is QED_SPQ_MODE_EBLOCK before
calling qed_spq_add_entry().  The test is fine is the mode is EBLOCK,
but if it isn't then qed_spq_add_entry() might kfree(p_ent).

Signed-off-by: Roland Dreier <roland@purestorage.com>
Signed-off-by: David S. Miller <davem@davemloft.net>